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From: Richard Henderson <richard.henderson@linaro.org>
To: "Philippe Mathieu-Daudé" <philmd@redhat.com>, qemu-devel@nongnu.org
Cc: peter.maydell@linaro.org, mark.cave-ayland@ilande.co.uk,
	tony.nguyen@bt.com
Subject: Re: [Qemu-devel] [PATCH 2/3] cputlb: Replace switches in load/store_helper with callback
Date: Wed, 11 Sep 2019 09:20:15 -0400	[thread overview]
Message-ID: <1f4aac93-c0ee-0152-4186-c59f9f1191fe@linaro.org> (raw)
In-Reply-To: <500ed763-5c50-0be5-993d-9b8b1b68b932@redhat.com>

On 9/11/19 9:07 AM, Philippe Mathieu-Daudé wrote:
>>  {
>>      return load_helper(env, addr, oi, retaddr, MO_LEUW, false,
>> -                       full_le_lduw_mmu);
>> +                       full_le_lduw_mmu, direct_lduw_le);
> 
> Why not cast lduw_be_p? (except for direct_ldub).
> 
>       return load_helper(env, addr, oi, retaddr, MO_LEUW, false,
>                        full_le_lduw_mmu, (DirectLoadHelper)lduw_be_p);
> 
> Useful to set breakpoint while debugging?

Because the types in the function signature are different,
and such a cast will cause misbehavior.


r~


  reply	other threads:[~2019-09-11 13:22 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-09-11  1:43 [Qemu-devel] [PATCH 0/3] cputlb: Adjust tlb bswap implementation Richard Henderson
2019-09-11  1:43 ` [Qemu-devel] [PATCH 1/3] cputlb: Disable __always_inline__ without optimization Richard Henderson
2019-09-11  8:34   ` Peter Maydell
2019-09-11  1:43 ` [Qemu-devel] [PATCH 2/3] cputlb: Replace switches in load/store_helper with callback Richard Henderson
2019-09-11 10:55   ` Tony Nguyen
2019-09-11 13:22     ` Richard Henderson
2019-09-11 15:17       ` Tony Nguyen
2019-09-11 13:07   ` Philippe Mathieu-Daudé
2019-09-11 13:20     ` Richard Henderson [this message]
2019-09-11  1:43 ` [Qemu-devel] [PATCH 3/3] cputlb: Introduce TLB_BSWAP Richard Henderson
2019-09-11 14:56   ` Tony Nguyen
2019-09-12 19:07     ` Richard Henderson
2019-09-11  3:46 ` [Qemu-devel] [PATCH 0/3] cputlb: Adjust tlb bswap implementation no-reply
2019-09-11  9:55 ` no-reply
2019-09-11 13:07 ` no-reply

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